Phenyl dichlorophosphate
Phenyl dichlorophosphate (CAS: 770-12-7; Formula: C6H5OP(O)Cl2) is a chemical compound with a molecular weight of 210.98 g/mol. This phosphorus halide serves as a reagent in organic synthesis, particularly for the preparation of phosphate diesters. It is a key intermediate in various chemical manufacturing processes, supplied by Tech Serve Solutions for research and industrial applications.
- IUPAC
- Phenyl phosphodichloridate,Phenyl phosphorodichloridate,Phenyl phosphoryl dichloride
- Synonyms
- Phenyl phosphodichloridatePhenyl phosphorodichloridatePhenyl phosphoryl dichloride

Reagent for Phosphate Diester Synthesis
Phenyl dichlorophosphate is employed as a crucial reagent in the preparation of phosphate diesters. This reaction is fundamental in the synthesis of various organophosphorus compounds.
Organic Synthesis Building Block
As a versatile organic building block, this compound facilitates the introduction of phosphate functionalities into more complex molecules. Its reactivity makes it valuable in multi-step syntheses.
Phosphorus Compound Intermediate
This chemical acts as an intermediate in the production of specialized phosphorus-containing compounds. It is part of the broader category of phosphorus halides used in chemical manufacturing.
| Molecular weight | 210.98 |
|---|---|
| Linear formula | C6H5OP(O)Cl2 |
| Assay | ≥95% |
| Boiling point | 241-243 °C(lit.) |
| Density | 1.412 g/mL at 25 °C(lit.) |
| Refractive index | n20/D 1.523(lit.) |
| Application | Reagent for the preparation of phosphate diesters.1 |

Hazard statements
- H314Causes severe skin burns and eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
- P310Immediately call a POISON CENTER or doctor
| Protective equipment | Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter |
|---|---|
| Flash point | 113 °C / 235.4 °F |
| Transport (UN / ADR) | UN 3265 8 / PGII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | C |
| Risk statements (R) | 34-37 |
| Safety statements (S) | 26-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Phenyl dichlorophosphate used for?
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Phenyl dichlorophosphate (CAS: 770-12-7) is primarily used as a reagent for the preparation of phosphate diesters in organic synthesis.
What are the CAS number and formula for Phenyl dichlorophosphate?
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The CAS number for Phenyl dichlorophosphate is 770-12-7, and its linear formula is C6H5OP(O)Cl2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Phenyl dichlorophosphate with an assay of ≥95%. This product is supplied for research and development purposes and is not represented as USP, BP, EP, or any other pharmacopoeia grade.
What are the safety hazards associated with Phenyl dichlorophosphate?
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Phenyl dichlorophosphate is classified as dangerous, with the hazard statement H314 indicating it causes severe skin burns and eye damage. Appropriate personal protective equipment, including face shields, goggles, and chemically resistant gloves, must be used. Handle in a well-ventilated area or fume hood.
How is Phenyl dichlorophosphate packed and exported?
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Phenyl dichlorophosphate is packed according to UN 3265, Class 8, Packing Group II regulations for safe transportation. Tech Serve Solutions exports this chemical globally, adhering to all relevant shipping and handling requirements.
How can I request a quote or sample for Phenyl dichlorophosphate?
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To request a quote or sample for Phenyl dichlorophosphate, please contact the Tech Serve Solutions sales team via our website or direct inquiry channels.
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